. >> reporter: the final hours of the manhunt for christopher dorner began when jim and karen reynolds opened the door of one of their rental condos. >> we had come into the living room and he opened the door and came out at us. >> to see that big gun stick up there. >> yeah. he had his gun drawn the whole time. >> he had the gun drawn. >> reporter: a man believed to be dorner tied them up. >> he talked to us, trying to calm us down, and saying very frequently he would not kill us. >> reporter: he then took their car. >> we listened for probably a minute or two to make sure he was gone. it sounded quiet. so then we started struggling trying to get loose. ( gunfire ). >> reporter: they called 911 triggering a chain of events that ended with tuesday's shoot-out in which two sheriffs deputies were shot. 35-year-old jeremiah mackay died from his wounds. the firefight we witnessed was intense. we were forced to take cover but we left our cell phone on. early in the standoff, you could hear officers suggesting burning the suspect out. >> get going right now! >> bun it! >> reporter: four more